It is a mystery in the desert hills near Los Lunas, New Mexico. It has puzzled experts for more than 50 years. It has been referred to by many different names -- Ten Commandments Rock, Mystery Rock, The Los Lunas Decalogue Stone. It is most commonly known as the Mystery Stone. Mystery Stone is located at the base of Hidden Mountain, on New Mexico state trust land, about 16 miles west of Los Lunas. It is a boulder weighing an estimated 80 to 100 tons and is about eight meters in length. Nine rows of 216 characters were chiseled at...